some deletions

[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / core-js / internals / array-method-has-species-support.js

diff --git a/.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/internals/array-method-has-species-support.js b/.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/internals/array-method-has-species-support.js
deleted file mode 100644 (file)
index 0d5d380..0000000
--- a/.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/internals/array-method-has-species-support.js
+++ /dev/null
@@ -1,19 +0,0 @@
-var fails = require('../internals/fails');
-var wellKnownSymbol = require('../internals/well-known-symbol');
-var V8_VERSION = require('../internals/engine-v8-version');
-
-var SPECIES = wellKnownSymbol('species');
-
-module.exports = function (METHOD_NAME) {
-  // We can't use this feature detection in V8 since it causes
-  // deoptimization and serious performance degradation
-  // https://github.com/zloirock/core-js/issues/677
-  return V8_VERSION >= 51 || !fails(function () {
-    var array = [];
-    var constructor = array.constructor = {};
-    constructor[SPECIES] = function () {
-      return { foo: 1 };
-    };
-    return array[METHOD_NAME](Boolean).foo !== 1;
-  });
-};